precaution和prevent的区别是
precaution释义:
n. 预防,警惕预防措施
vt. 警惕预先警告
例句:
Each door is coated with fireproof coating as a precaution against fire.
为了预防火灾,每扇门都涂上了防火涂料。
prevent释义:
vt. 预防,防止阻止
vi. 妨碍,阻止
例句:
The children are prevented from touching the sharp knives.
孩子们被禁止触摸锋利的刀具。